Abstract: A textile-based hydrogel electrode comprises a textile-based backing layer, a conductive structure coupled to the textile-based backing layer, and a hydrogel body in contact with at least a first portion of the conductive structure, wherein the first portion of the conductive structure and the hydrogel body form an ionic interface configured to generate an electrical signal through the conductive structure corresponding to a biopotential change proximate to the textile-based hydrogel electrode.

Abstract: A sensor for detecting infiltration at a catheter infusion site may include a first elongate sensor member couplable to a first location proximate the catheter infusion site, and a second elongate sensor member couplable to a second location proximate the catheter infusion site. The first elongate sensor member may include a first marking and the second elongate sensor member may include a second marking. The first elongate sensor member may slidably couple with and translate relative to the second elongate sensor. The first and second markings may indicate a range of relative positions between the first and second elongate sensor members as the first and second elongate sensor members translate relative to each other. At least one relative position within a range of relative positions between the first and second elongate sensor members may be indicative of infiltration at the catheter infusion site.

Abstract: Methods and devices for providing noninvasive electrotherapy and electrical stimulation are described herein. In one aspect, a device for noninvasive electrotherapy includes wireless communication circuitry configured to receive pulse generation control signals wirelessly transmitted from a computing device. The device can include pulse generation circuitry configured to deliver electrical waveforms according to instructions encoded in the pulse generation control signals. The computing device can include a cellular telephone device, a portable media player, a personal digital assistant, a tablet computer, or an internet access device.

Abstract: Technologies and implementations for a wearable medical device (WMD). The WMD includes electrocardiogram (ECG) electrodes and/or therapy electrodes having resistor components formed utilizing resistive ink.

Abstract: A thermosensitive nanosensor includes a substrate having a plurality of vertically standing nanostructures attached thereto, the plurality of vertically standing nanostructure being covered with a conductive material to form conductive coated nanostructures; a thermosensitive hydrogel adjacent to the plurality of conductive coated nanostructures; and a cover layer on top of the thermosensitive hydrogel to prevent loss of moisture and mechanical stress.

Abstract: Provided herein is a stimulating device being equipped with an electrode element recording and stimulating nerve signals for diagnosis and treatment of chronic pain or Alzheimer's disease and, most particularly, to a stimulating device providing electrical stimulation for chronic pain or Alzheimer's-causing proteins or measuring bio signals. The stimulating device includes a controller, a substrate being coupled to a bottom of the controller, and having a power receiving and signal delivering electrode being mounted thereon as a single body or being distinctively mounted thereon, wherein the power receiving and signal delivering electrode is capable of wirelessly receiving power and wirelessly delivering bio signals, and an electrode element being coupled to a bottom of the substrate and being capable of delivering electrical stimulation to tissues inside a body.

Abstract: A stretchable circuit is provided in the invention. The stretchable circuit comprises a plurality of segments. Each segment includes a plurality of sub-segments. Each sub-segment includes at least one main line, at least one secondary line, and rib lines, and in each sub-segment, the main lines and the secondary lines are electrically connected to the rib lines.

Abstract: Wearable devices are provided herein including wearable defibrillators, wearable devices for diagnosing symptoms associated with sleep apnea, and wearable devices for diagnosing symptoms associated with heart failure. The wearable external defibrillators can include a plurality of ECG sensing electrodes and a first defibrillator electrode pad and a second defibrillator electrode pad. The ECG sensing electrodes and the defibrillator electrode pads are configured for long term wear. Methods are also provided for using the wearable external defibrillators to analyze cardiac signals of the wearer and to provide an electrical shock if a treatable arrhythmia is detected. Methods are also disclosed for refurbishing wearable defibrillators. Methods of using wearable devices for diagnosing symptoms associated with sleep apnea and for diagnosing symptoms associated with heart failure are also provided.

Abstract: In order to provide an article of leg apparel, in particular a stocking, which is suitable for reducing the risk of injury to the wearer of the leg apparel, particularly during sports activities and to achieve compensation of possible functional imbalances in the musculoskeletal system of the wearer, it is proposed that the leg apparel includes at least one compression region in which, in the worn state, the leg apparel exerts a compression effect on the leg of the wearer of the leg apparel, and includes at least one stimulus-inducing structure which, in the worn state, is arranged on an inside of the leg apparel facing toward the leg of the wearer of the leg apparel.

Abstract: Provided is a biological information detection device capable of restraining noise from being mixed with a signal relating to biological information. A biological information detection device includes an electrode pad that is able to detect a signal (bioelectric signal) relating to biological information of a subject (for example, a fetus in a mother's body), a connector that is connectable to the electrode pad, and a cable that is connected to the connector and is able to transmit the signal. The electrode pad and the connector are provided with fixing members and that are attachable to and detachable from each other, respectively.

Abstract: A flexible neural electrode array is provided, comprising a layer of metal which is arranged on a first layer of polymeric material and which forms a number of contact pads. The first layer of polymeric material is flexible along a predefined direction, each contact pad of the number of contact pads having a sequence of cuts through the metal, each cut extending in a straight line across the predefined direction. Each cut has an inner end and an outer end, the inner end being within the contact pad, the outer end being at an edge of the contact pad, and each second cut of the sequence of cuts having its outer end at the same edge of the contact pad. A method is further provided for fabricating a flexible neural electrode array.

Abstract: A fabric delivers active ingredients to a surface when the fabric includes a moist-vapor porous combination of fabric materials, and the fabric comprises at least 0.5% by total weight of at least one layer of the fabric of a superabsorbent polymer fiber. The superabsorbent polymer fiber contains an absorbed aqueous reservoir of an aqueous solution carrying the active ingredients. The superabsorbent fiber has a coating on its surface of an aqueous penetrable layer through which a liquid in the absorbed aqueous reservoir can migrate or flow, carrying the active ingredients onto an exposed surface of the superabsorbent polymer fiber, so that the active ingredients on the surface of the superabsorbent polymer can react or interact with an environment in contact with the active ingredients on the superabsorbent polymer fiber surface.

Abstract: Improved hydrogel configurations for use with a TTField-generating system is disclosed. Also disclosed are kits containing the improved hydrogel configurations and methods of producing and using the improved hydrogel configurations.

Abstract: An auxiliary return system for use with a bipolar electrosurgical device includes a tissue guard defining an open proximal end, an open distal end, and a lumen extending therethrough between the open proximal end and the open distal end. A ground plate is disposed along an inner peripheral surface of the lumen and is operably coupled to a first end of a ground wire extending from the tissue guard. A coupling is included having a bore defined therein for receiving a cable from an electrosurgical device therethrough, the cable including active and ground leads. The coupling has a flange extending therefrom defining a receptacle therein configured to operably receive a plug connected to a second end of the ground wire. The receptacle is configured to provide electrical continuity between the ground lead disposed within the cable and the plug coupled to the ground wire which, in turn, provides electrical continuity to the ground plate.

Abstract: A bipolar surgical instrument (1) comprises a body (2), first and second opposed jaws (18, 20) located at the distal end of a shaft (10), the first jaw (18) being movable with respect to the second jaw (20) between an open position in which the first and second jaws (18, 20) are spaced apart from one another, and a closed position in which the first and second jaws (18, 20) are adjacent one another. The first and second elongate jaw members (18, 20) have respective first and second electrodes. A power cable having a pair of electrically conductive elements, is provided to connect a source of radio frequency electromagnetic energy to the first and second electrodes. A capacitive element is located in the instrument, and is connected in series between a first one of the pair of electrically conductive elements of the cable and the first electrode.

Abstract: An assembly for use in a TTField-generating system is disclosed that includes at least one electrode in combination with a polymerized conductive hydrogel and a liquid conductive hydrogel disposed on at least a portion of the polymerized hydrogel. Also disclosed are transducer arrays including the assemblies, as well as kits and methods of producing and using the assemblies, arrays, and systems.

Abstract: A cable assembly and methods for indicating an electrical measurement in an electrosurgical instrument are disclosed. The assembly has a circuit having a voltage sensor, a current sensor, and a processing device operatively coupled to the at least one active conductor. The assembly also has a substantially electrically non-conductive housing enclosing the circuit and a portion of at least one active conductor, and exposing a contact portion of the at least one active conductor, the at least one active conductor configured to conduct power to an electrosurgical instrument. The assembly also has an indicator operatively coupled to the processing device.

Abstract: A device for (RF) skin treatment comprising an active electrode having a first skin contact surface for electrical contact with a skin of a user and during use A return electrode having a second skin contact surface for electrical contact with the skin of the user during use. An RF generator to supply an RF treatment voltage between the active electrode and the return electrode to heat the skin below the active electrode. A coupling member arranged on the first skin contact surface comprising an electrically conductive material to improve the electrical coupling of the active electrode to the skin surface. The coupling member comprising a first layer of a first electrically conductive material arranged on the first skin contact surface, and a second layer of a second electrically conductive material, arranged on a side of the first layer remote from the first skin contact surface.

Abstract: An electro-simulation system includes an electro-stimulation device where the supplementary motor area, premotor area and/or subthalamic nucleus are stimulated extra-cranially. The electro-stimulation device includes at least one electrode, said at least one electrode being provided with a stimulation end configured to be directly attached to intrinsic auricular muscles of a human so as to establish a direct contact relation therewith, said stimulation end being operatively coupled with a sensor.

Abstract: Methods and devices for providing noninvasive electrotherapy and electrical stimulation are described herein. In one aspect, a device for noninvasive electrotherapy includes wireless communication circuitry configured to receive pulse generation control signals wirelessly transmitted from a computing device. The device can include pulse generation circuitry configured to deliver electrical waveforms according to instructions encoded in the pulse generation control signals. The computing device can include a cellular telephone device, a portable media player, a personal digital assistant, a tablet computer, or an internet access device.

Abstract: A device for electrical stimulation of one or more components of the periodontal complex and surrounding tissue of a tooth, for uses such as reducing orthodontic pain and encouraging tooth movement, has electrodes of a rigid, electrically conductive material in a fixed spatial relationship configured for application to oral mucosa and attached gingiva adjacent to, and along a periodontal ligament of, a root structure of a single tooth. An electrical circuit is configured for electrical connection to the at least two electrodes. The electrical circuit has an output providing a subsensory electrical stimulus comprising a waveform in accordance with predetermined stimulation parameters. After the electrodes are applied to the oral mucosa and attached gingiva adjacent to, and along the periodontal ligament of, a root structure of the tooth, a switch, when activated, activates the electrical circuit to output the electrical stimulus through the at least two electrodes.

Abstract: A resilient fabric band providing a sensor platform for a wearer in order to sense a plurality of biometric data, the band comprising: a pair of ECG sensors coupled to an interior surface of a body of the band, each of the pair of ECG sensors located on either side of a front to back centerline of the body; a pair of bio impedance sensors coupled to the interior surface of the body of the band, each of the pair of bio impedance sensors located on either side of the front to back centerline; a strain gauge sensor coupled to the body of the band; a computer device mounted on the body of the band via a housing, the computer device including a power source, a computer processor, a memory for storing instructions for execution by the computer processor, and a network interface for transmitting data sensed by the sensors; and a plurality of communication pathways connecting the computer device to each of the sensors, the communication pathway for sending power from the power supply to the sensors as controlled by t

Abstract: An EMS stimulation current transmission element for an EMS garment includes a planar current transmission region of an EMS electrode for transmitting EMS stimuli to the living body, which contains a number of two-dimensionally arranged linear current conductor strand sections and is connected, via a further number of linear current conductor strand sections, to a connection point that is in particular spaced apart from the current transmission region, at which connection point the EMS stimulation current transmission element can be connected to an EMS stimulation current production unit, in order to load the current transmission region with an EMS stimulation current shaped by the EMS stimulus current production unit from a current drawn from a current source to form a pulse sequence and/or to form an alternating current. The current transmission region has a single linear current conductor strand section. An EMS garment has an EMS stimulation current transmission element.

Abstract: A low-frequency treatment device includes: a pad configured to be attached to a body of a user; a holder configured to hold the pad; and a main body portion configured to be attached to the holder. The holder and the main body portion are engaged, with a clearance of a predetermined distance for arranging the pad being formed therebetween. Electrical conduction established between a pad-side electrode portion included on the pad and a main body portion-side electrode portion included on the main body portion by coming into contact with each other in the clearance of the predetermined distance. At least one electrode portion among the pad-side electrode portion and the main body portion-side electrode portion can perform movement in a direction of approaching and separating from the other electrode portion and is biased in the approaching direction.

Abstract: A device for delivery of TENS current, attachable to a handheld skin treatment device with a mechanical motion source, comprises a housing for mounting on the handheld skin treatment device, with a conductive skin contact head with first and second electrodes for receiving a TENS signal as a voltage established between the electrodes and a connector mounted in or on the housing and configured to interface with the mechanical motion source to receive the motion of the motion source. The device has an energy converter in the housing to convert the motion into electrical current, a power control circuit for receiving the electrical current and converting it into at least one power supply output voltage; and a signal generation circuit connected to the at least one the power supply output voltage for producing as an output a TENS signal for delivery to skin.

Abstract: In some embodiments, an oral care device includes a flexible base substrate, a power source disposed on the base substrate, and first and second electrodes electrically connected to the power source. Also disclosed are methods of using the same, for example, for whitening the teeth or for treating other conditions in the oral cavity.

Abstract: The present invention includes a guiding engagement portion configured such that a holder and a main body portion for supplying a low-frequency pulse current to a pad engage in a state in which the main body portion is attached to the holder, and the holder and the main body portion are disengaged in a state in which the main body portion is removed. The guiding engagement portion is formed so as to allow the holder and the main body portion to engage by moving in a direction of approaching each other during the attachment, and during the removal, disengage the holder and the main body portion by restricting movement in a direction opposite to the movement direction during the attachment, and allowing the main body portion to move with respect to the holder in a direction intersecting the direction of approaching each other.

Abstract: A physiological signal receiving apparatus and a manufacturing method thereof are provided. The physiological signal receiving apparatus includes an electrode layer, a protective layer and a conductive structure electrically connected to the electrode layer. The electrode layer is disposed on a substrate. The electrode layer includes a porous gel and a plurality of conductive particles distributed therein. The protective layer is disposed on the substrate and the electrode layer. The protective layer has an opening exposing a portion of the electrode layer. The porous gel is expanded after absorbing liquid, such that a surface of the electrode layer exposed by the opening is higher than a surface of the protective layer.

Abstract: Transcutaneous electrical and magnetic nerve stimulation devices and methods of treating lower urinary tract disorders deliver energy noninvasively to nerves within a patient. The disorders comprise overactive bladder, urge incontinence, stress incontinence, urge frequency, non-obstructive urinary retention and interstitial cystitis/painful bladder syndrome. For example, a posterior tibial nerve of a patient is stimulated non-invasively. Protocol parameters are selected for a nerve stimulation session for treating each individual patient, where modules of the bladder of the patient are represented as coupled non-linear oscillators.

Abstract: An electrode assembly includes a substantially porous element configured to be coupled to an electrode for delivery of electrical current to a patient in a neurostimulation procedure. The substantially porous material defining a contact surface, of which at least a portion contacts the patient during the neurostimulation procedure. A first insulating member is coupled to the substantially porous element and exposed at the contact surface to prevent a portion of the contact surface from contacting the patient to deliver the electrical current during the neurostimulation procedure.

Abstract: An apparatus for interfacing between tissues being stimulated is provided. The apparatus includes an electric source capable of generating an applied electric field across a region of tissue and/or a means for altering at least one electromagnetic characteristic of the region of tissue relative to the applied electric field and an interface component, such interface component creating an interface between the region of tissue and the applied electric field or the means for altering at least one electromagnetic characteristic of the region of tissue.

Abstract: A non-invasive electrical stimulator shapes an elongated electric field of effect that can be oriented parallel to a long nerve, such as a vagus nerve in a patient's neck, producing a desired physiological response in the patient. The stimulator comprises a source of electrical power, at least one electrode and a continuous electrically conducting medium in contact with the electrodes. The conducting medium is also in contact with an interface element that may conform to the contour of a target body surface of the patient when the interface element is applied to that surface. When the interface element is made of insulating (dielectric) material, and disclosed stimulation waveforms are used, the power source need not supply high voltage, in order to capacitively stimulate the target nerve. The stimulator produces a peak pulse that is sufficient to produce a physiologically effective electric field in the vicinity of a target nerve.

Abstract: The present disclosure relates to a portable radiofrequency (RF) hyperthermia device having flexible applicator treatment electrodes for electric field capacitive coupled energy transfer, the device being useful for increasing the delivery of a systemically delivered drug at a localized target site. The portable RF device is suitable for use by a patient in their own home and the flexible applicator is a flexible, porous, light and easy to manipulate treatment electrode. The inventive device requires no specialist operator to ensure correct usage.

Abstract: The present invention relates to a flexible electric field capacitive coupled energy transfer means formed from a conductive metal coated flexible material or flexible metallic net. The improved energy transfer means is flexible, porous, light and easy to manipulate treatment electrode and is used in non-invasive electrical field hyperthermia.

Abstract: A stimulation or recording electrode with varying impedances includes a plurality of layers that are compressed together with varying compressions forces, with at least a first compression force used at the perimeter of the electrode and a second compression force used towards the center of the electrode, with the first force being lesser than the second force, thereby creating a greater measured impedance at the perimeter of the electrode than at the center of the electrode.

Abstract: An electrode patch and physiological signal device are disclosed. The physiological signal device includes an electrode patch and a physiological signal unit. The physiological signal unit has a conductive pad, and the electrode patch includes a flexible sheet having a first surface and a second surface opposite from each other, a conductive pad is disposed on the first surface, a conductive gel covers a portion of the conductive pad and a conductive area is exposed; the conductive gel penetrates through the flexible sheet and is exposed on the second surface; the second surface of the electrode patch contacts with the physiological signal unit, and the conductive gel is electrically connected to the conductive pad. The physiological signal unit is electrically connected to a charging device via the conductive area of the electrode patch. Thereby, the physiological signal unit can be placed on the charging device directly for charging.

Abstract: A brain stimulating system is provided. In some embodiments, the system includes a first electrode configured to supply a minute electric current to stimulate a brain, and a second electrode configured to detect at least one brain signal received from a brain, wherein the second electrode includes a blocking filter configured to block the minute electric current.

Abstract: Described herein are implantable composites, articles comprising the composites, implant devices comprising the composites, and methods of making and using same, including point of use methods.

Abstract: One embodiment of the invention includes an implantable electrode lead system that includes a series of shims stacked upon each other, a series of first components, and a series of second components connected to the series of first components through a series of connectors. One of the first components extends from one of the shims, and another of the first components extends from another one of the shims. The shims position the first components in a three dimensional arrangement.

Abstract: Provided herein is an electrode device comprising an interface comprising at least one magnetic contact. The interface can be adaptable to be in communication with an electronic member, wherein the magnetic contact on the interface is adaptable to align and position the electronic member with respect to the interface. The interface can be further adaptable to remain affixed to a patient while an electronic member is removed and/or inserted from the interface. Further provided herein are methods of using the electrode device and kits.

Abstract: An apparatus comprises a flexible substrate including a modular electrode array disposed on the flexible substrate. The modular electrode array includes a plurality of electrode modules, where an electrode module includes a plurality of electrodes. The flexible substrate also includes a spatial separation between the electrode modules of the modular electrode array, and conductive interconnect coupled to the electrodes of the plurality of electrodes.

Abstract: A non-invasive electrical stimulator shapes an elongated electric field of effect that can be oriented parallel to a long nerve, such as a vagus nerve in a patient's neck, producing a desired physiological response in the patient. The stimulator comprises a source of electrical power, at least one electrode and a continuous electrically conducting medium in contact with the electrodes. The conducting medium is also in contact with an interface element that may conform to the contour of a target body surface of the patient when the interface element is applied to that surface. When the interface element is made of insulating (dielectric) material, and disclosed stimulation waveforms are used, the power source need not supply high voltage, in order to capacitively stimulate the target nerve. The stimulator produces a peak pulse that is sufficient to produce a physiologically effective electric field in the vicinity of a target nerve.

Abstract: A flexible transcutaneous electrical nerve and/or stimulation electrode includes a conductive fabric and a flexible conductive adhesive with a barrier portion surrounding a perimeter of the fabric for preventing extending and/or extendable frays of the fabric from extending exterior to the adhesive. An electrical lead wire interconnects the conductive fabric with an electrical stimulation device and a non-conductive sheet is disposed on another side of the conductive fabric for preventing undesirable electrical contact with the conductive fabric and providing a border seal.

Abstract: Devices, systems, and methods for automated optimization of muscle stimulation energy. In some embodiments the disclosure optimizes stimulation parameters and/or stimulation location.

Abstract: A medical implantable lead includes a core formed of elongated filaments formed of a first biocompatible conductive wire in a matrix formed of a second biocompatible metal, surrounded by a biomechanical insulating material, wherein filaments of the first biocompatible conductive wire extend from one or both ends of the lead.

Abstract: An electrode pad packaging system including an electrode pouch, an electrode pad (e.g., a defibrillation electrode pad) and a sacrificial source of moisture is disclosed. The electrode pad and the sacrificial source of moisture are each disposed at least partially within the electrode pouch.

Abstract: Electrode structures for transvascular nerve stimulation combine electrodes with an electrically-insulating backing layer. The backing layer increases the electrical impedance of electrical paths through blood in a lumen of a blood vessel and consequently increases the flow of electrical current through surrounding tissues. The electrode structures may be applied to stimulate nerves such as the phrenic, vagus, trigeminal, obturator or other nerves.

Abstract: An electrode system for transcutaneous nerve and/or muscle stimulation that includes a pair of stimulating electrodes and a stimulation current generator for generating a nerve and/or muscle stimulation current between the stimulating electrodes. The system also includes a current-injecting electrode arranged in proximity to one of the stimulating electrodes, and an injection-current generator located in the area of the current-injecting electrode. The current-injecting electrode and the corresponding injection-current generator reduce, or even eliminate, undesirable sensations resulting from an excitation of subcutaneous receptors by the stimulation current.

Abstract: A portable multi-sensor device includes a substantially sheet-like and at least partially flexible unit support element, a garment to be worn by a user and to be removably associated with the support element, a plurality of sensors, adapted to detect biological and/or vital parameters on the body of a user and transduce them into electric signals, at least one of which is incorporated in the unit support element, a transceiver for remote transmission of the electric signals to a remote monitoring center, a processing and control unit for processing and controlling the electric signals, therapeutic treatment elements associated with the unit support element and designed to contact one part of the wearer's body. The therapeutic treatment elements are electrically connected to the processing and control unit to be controlled thereby and to provide therapeutic and/or thermal therapeutic treatment to an area of the body.

Abstract: An adherent device to monitor a patient for an extended period comprises a breathable tape. The breathable tape comprises a porous material with an adhesive coating to adhere the breathable tape to a skin of the patient. At least one electrode is affixed to the breathable tape and capable of electrically coupling to a skin of the patient. A printed circuit board is connected to the breathable tape to support the printed circuit board with the breathable tape when the tape is adhered to the patient. Electronic components electrically are connected to the printed circuit board and coupled to the at least one electrode to measure physiologic signals of the patient. A breathable cover and/or an electronics housing is disposed over the circuit board and electronic components and connected to at least one of the electronics components, the printed circuit board or the breathable tape.